Statistics for occurrence #1 of “Dr. James Jackson” in chapter 2 of Edward L. Pierce, Memoir and letters of Charles Sumner: volume 1:

...ther on the Sabbath, to and from the meeting-house! Charles Pinckney Sumner entered Harvard College in 1792, and graduated in 1796. The members of his class who became most widely known were Dr. James Jackson , the eminent physician, who survived till 1867; Rev. Dr. Leonard Woods; and John Pickering. His college quarterly-bills, including board in commons and tuition, varied from twenty-eight to thirty-s...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  

† This entity has been selected by the automated classifier as the most likely match in this context. It may or may not be the correct match.